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Trying to update a table so that a field has it’s contents changed to UPPERCASE.
UPDATE `schools` SET `postcode` =
UPPER(
(SELECT `postcode` FROM `schools` WHERE 1)
)
Tried this
UPDATE `schools` SET `postcode` =
UPPER(
SELECT `postcode` FROM (SELECT * FROM `schools`) AS x WHERE `postcode`!=''
) WHERE 1
I know it’s possible but can’t wrang that syntax
try this: